The SW2-012020RN4NF from Narda-MITEQ is a RF Switch with Frequency 1.2 to 2 GHz, Insertion Loss 0.8 dB, Isolation 90 dB, Supply Current 150 to 250 mA, Control Voltage -12, 12 V. Tags: Module with Connectors, Solid State. More details for SW2-012020RN4NF can be seen below.